两方面的：必要性和充分性。若没有文凭也能活得好，很多人就不愿去努力了

来源: halfdummy 于 2012-06-30 22:08:15 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.